> Over the years, I've been lead to believe that the tri-electrode Bosch plugs
> used by Audi are NOT available as replacements ... is this wrong?
Mostly. But at one time (about 3 years ago), Bosch couldn't keep up with
production and caused a world-wide shortage of these plugs.
> Are these available through normal aftermarket channels?
The W7DTC plugs are available. I'd bought them from IPC, but also seen
them sold elsewhere. They run about $3.25 ea, maybe less in a set.
> /| |_| |> | - |> |_| |> | (AudiDudi@delphi.com)
> aka Jeff Goggin Scottsdale, AZ